Practicing with the Metronome
1
2
Specify a beat value.
(C2) (C3) (C5) (C6) (C7)(C4)
− +
off, 1 - 16
While holding down...
3
Specify the tempo.
Example: To set a tempo of 80, press 8 (D5) and then 0 (C4), and then release METRONOME.
(C2) (C3) (C5) (D5) (E5) (C6) (C7)(C4) (D4) (E4) (F4) (G4) (A4) (B4)
01 2 3 4 5 6 7 8 9
20 - 255
While holding down...
CT-S1
Quick Start Guide
For more detailed information about the product and its operation, visit the CASIO website.
Available Information: User’s Guide, etc.
https://support.casio.com/global/en/emi/manual/CT-S1/
EN
Preparation
Basic Operation
Useful Functions
For details about operations, refer to the User’s Guide on the CASIO Website.
■My Setup
Save the current setup (tone, etc.) for later recall.
■Reverb
Output sounds using room, hall, and other acoustic effects.
■Octave Shift
Raise or lower the pitch of the keyboard in octave units.
■Transpose
Raise or lower the overall pitch in semitone steps.
Selecting a Tone
To use the main tones to select an instrument
1
2
Select a variation.
Press to cycle through
available variations.
See the procedure below for information
about using Tone Memory.
To select a tone using the keyboard keys
(C2) (C3) (C5) (C6) (C7)(C4)
While holding down...
PIANO E.PIANO ORGAN KEYBOARD SYNTH/OTHERS CASIO CLASSIC TONES
Registering the Current Main Tone Setup to a Button (Tone Memory)
While holding down...
Press the button of the tone you want to register.
Included Accessories
●Music Stand
●Strap Lock (enclosed with music stand)
●Leaflets
●READ THIS! Sheet
●Other (Warranty, etc.)
Items included as accessories are subject to change
without notice.
After reading this document, keep it in a safe place along with the warranty certificate. Be sure to read the
“Safety Precautions” in the separate “READ THIS!” sheet, and use the product correctly.
Preparing a Power Supply
■Using the AC Adaptor
1
Connect the AC adaptor as shown in the right
illustration.
●Make sure that you use only the AC adaptor specified
for this Digital Keyboard.
■Using Batteries
1
Open
Bottom of console
2
Load six AA-size batteries.
3
Tabs
Close
4
Specify the battery type.
See “Specifying the Battery Type” on the reverse
side of this sheet.
Computer, smartphone, etc. (commercially available)
• Connect using a USB cable that is no more than two meters long.
AC adaptor
Headphones (sold separately)
Portable audio player, etc. (commercially available)
Pedal (sold separately)
Back
To install the music stand
Insert the stand into the holes
on the back of the console.
CASIO-specified device
(sold separately)
Auto Power Off
Automatically turns off power after 30 minutes of non-
use. (On, Off switchable)
Pedal
Sustains notes played while the pedal is depressed.
Even if the keys played are released, notes are
sustained as if the keys remain pressed, until the pedal
is released.
Touch Response
Pressing a key harder produces louder sound, while a
softer key press produces softer sound.
P(Power) button
Press to turn on power.
Long-press to turn off
power.
METRONOME
button
Press to sound the
metronome.
Main tone buttons
Press a button to select
its tone.
TONE VARIATION
button
Press to change to a
different variation of the
currently selected tone.
SURROUND button
Press for a more
expanded sound.
(Disabled while
headphones are
connected.)
VOLUME knob
Rotate to adjust overall
volume.
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Playing with Two Layered Tones
1
(C2) (C3) (C5) (C6) (C7)(C4)
While holding down...
Off/On
Layers the tones.
Low tone: Off
High tone: On
2
(C2) (C3) (C5) (C6) (C7)(C4)
(C2) (C3) (C5) (C6) (C7)(C4)
While holding down...
Select the tone to layer.
PIANO E.PIANO ORGAN KEYBOARD SYNTH/OTHERS CASIO CLASSIC TONES
Keeping FUNCTION depressed, press the tone you want to layer.
Playing with Touch Response
(C2) (C3) (C5) (C6) (C7)(C4)
While holding down...
Off, 1 (Light), 2 (Normal), 3 (Heavy)
One low tone: Off
One high tone: Light
Two high tones: Normal
Three high tones: Heavy
Off: No Touch Response.
Light: Louder notes with lighter touch than Normal.
Normal: Normal Touch Response.
Heavy: Louder notes require a heavier touch than Normal.
Product Specifications
Model: CT-S1BK/CT-S1WE/CT-S1RD
Keyboard: 61 keys
Touch Response: 3 levels, Off
Maximum Polyphony: 64 notes
Tone Functions: 61 preset tones; Main tone buttons; Layer; Sustain; Tone Memory
Effects: Reverb (24 types, Tone, Off); Chorus; Delay; DSP
Metronome: Bell sound off, 1 to 16 beats; Tempo Range: 20 to 255
Demo Function: 1 demo song; 10 piano demo songs
Function Volume Adjustment: Metronome
MIDI Recorder: Real-time Recording, Playback; Number of Songs: 1; Capacity:
Approximately 40,000 notes
Other Functions: Transpose (±1 octave, –12 to 0 to +12 semitones); Octave Shift
(±3 octaves); Tuning (A4 = 415.5 to 465.9 Hz; Default = 440.0 Hz); Scales (17 preset
scales)
APP Function: iOS, Android supported (connected via the USB terminal)
MIDI: 16-channel multi-timbre receive
Input/Output Terminals: PHONES/OUTPUT jack: Stereo mini jack (3.5mm); AUDIO IN
jack: Stereo mini jack (3.5mm) (Input impedance: 10kΩ, Input sensitivity: 200mV);
USB TO HOST port: micro B; USB TO DEVICE port: Type A; PEDAL jack: Standard jack
(6.3mm) (pedal sustain, sostenuto, soft, metronome)
Power Jack: 9.5VDC
Power Supply: 2-way power supply; Auto Power Off (30-minute trigger time; Can be
disabled)
Batteries: 6 AA-size alkaline batteries or AA-size rechargeable nickel metal hydride
batteries; Approximately 3 hours (alkaline batteries) or approximately 3 hours (nickel
metal hydride batteries) continuous operation*
*Measured values while using eneloop batteries.
eneloop is a trademark of Panasonic Corporation.
●Actual continuous operation time may be shorter due to battery type, performance type,
and usage environment.
●Specifying the wrong battery type can cause incorrect display of the battery level and
sudden loss of power.
AC Adaptor: AD-E95100L (JEITA Standard, with unified polarity plug)
Speakers: 13 cm × 6 cm (oval) × 2 (Output: 2.5W+2.5W)
Power consumption: 9.5V=7.5 W
Dimensions: 93.0(W) × 25.8(D) × 8.3(H) cm (36 5/8 × 10 3/16 × 3 1/4 inch)
Weight: Approximately 4.5 kg (9.9 lbs) (Excluding batteries)
Specifications and designs are subject to change without notice.
●Any reproduction of the contents of this manual, either in part or its entirety, is prohibited.
Except for your own, personal use, any other use of the contents of this manual without
the consent of CASIO is prohibited under copyright laws.
●IN NO EVENT SHALL CASIO BE LIABLE FOR ANY DAMAGES WHATSOEVER
(INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS,
BUSINESS INTERRUPTION, LOSS OF INFORMATION) ARISING OUT OF THE USE
OF OR INABILITY TO USE THIS MANUAL OR PRODUCT, EVEN IF CASIO HAS BEEN
ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
●The contents of this manual are subject to change without notice.
●Company and product names used in this manual may be registered trademarks of others.
Declaration of Conformity
Model Number: CT-S1
Trade Name: CASIO COMPUTER CO., LTD.
Responsible party: CASIO AMERICA, INC.
Address: 570 MT. PLEASANT AVENUE, DOVER, NEW JERSEY 07801
Telephone number: 973-361-5400
This device complies with Part 15 of the FCC Rules, Operation is subject to the
following two conditions:
(1) This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
A labels rating is affixed to the bottom of the product.
Functions Not Covered in This Manual
These instructions provide general information about main functions.
For more detailed information, refer to the “User’s Guide”.
https://support.casio.com/global/en/emi/manual/CT-S1/
The “User’s Guide” includes information on the topics listed
below.
●Saving a Setup (My Setup)
●Playing with Reverb
●Changing the Pitch in Octave Units
(Octave Shift)
●Changing the Pitch in Semitone Units
(Transpose)
●Playing with a More Expanded Sound
(Surround)
●Changing the Scale (Scale Tuning)
●Other
Specifying the Battery Type
(C2) (C3) (C5) (C6) (C7)(C4)
While holding down...
Alkaline/Nickel metal hydride
One tone: Alkaline batteries
Two tones: Rechargeable nickel metal hydride batteries
Playing with Sustain
(C2) (C3) (C5) (C6) (C7)(C4)
Low tone: Off
High tone: On
While holding down...
Off/On
Recording Your Performance
1
Flashing
2
Play what you want to record.
3
Stop recording.
4
Play back again.
This starts recording. This automatically starts playback.
Press multiple times until playback
starts.
Returning Settings to Their Initial Factory Defaults (Initialization)
This causes a re-start.
(C2) (C3) (C5) (C6) (C7)(C4)
(C2) (C3) (C5) (C6) (C7)(C4)
While holding down... Long-press. (To get ready)
Press again. (To execute)
Keeping FUNCTION depressed, press again.
MA2011-A Printed in China
C
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